Frontier Log

Moonshot AIModel

Kimi K3

Made by
Moonshot AI
Released
Announced in
Kimi K3: Open Frontier Intelligencekimi.ai
Event
Kimi K3
API record
/api/v1/models/kimi-k3

Benchmark results

BenchmarkScoreSource check
Humanity's Last ExamNo tools · full set; max reasoning effort43.5%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 2 other lab documents: 1 2
Humanity's Last ExamWith tools · full set; max reasoning effort56.0%
CheckedA person checked this number against its source on 20 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
GPQA Diamondmax reasoning effort93.5%
CheckedA person checked this number against its source on 20 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
BrowseCompmax reasoning effort; context compaction at 300K tokens91.2%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
1M-token context, no context management90.4%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
AutomationBench600-task public subset; max reasoning effort30.8%
CheckedA person checked this number against its source on 20 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
DeepSWE v1.1Kimi Code harness, max effort67.5%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 3 other lab documents: 1 2 3
mini-SWE-agent harness, as on the official leaderboard67.3%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
MCP Atlasmax reasoning effort; 500-task public set; 100-turn limit; Gemini 3.1 Pro judge84.2%
CheckedA person checked this number against its source on 18 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
Sources

Reported by Moonshot AI

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